CN111625903B - Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate - Google Patents
Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate Download PDFInfo
- Publication number
- CN111625903B CN111625903B CN202010461210.6A CN202010461210A CN111625903B CN 111625903 B CN111625903 B CN 111625903B CN 202010461210 A CN202010461210 A CN 202010461210A CN 111625903 B CN111625903 B CN 111625903B
- Authority
- CN
- China
- Prior art keywords
- settlement
- gate
- ship lock
- information
- cambered surface
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/14—Force analysis or force optimisation, e.g. static or dynamic forces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The invention relates to the technical field of gate structure monitoring, and particularly discloses a settlement deformation analysis method of a ship lock cambered surface triangular gate, wherein at least two monitoring points are arranged on the ship lock cambered surface triangular gate, and the settlement deformation analysis method of the ship lock cambered surface triangular gate comprises the following steps: acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time; acquiring design parameters of a ship lock cambered surface triangular gate; establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point; and obtaining the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to analysis model analysis. The invention also discloses a settlement deformation analysis device of the ship lock cambered surface triangular gate and a settlement deformation monitoring system of the ship lock cambered surface triangular gate. The settlement deformation analysis method for the ship lock cambered surface triangular gate can monitor the settlement deformation condition of the gate in real time.
Description
Technical Field
The invention relates to the technical field of gate structure monitoring, in particular to a settlement deformation analysis method of a ship lock cambered surface triangular gate, a settlement deformation analysis device of the ship lock cambered surface triangular gate and a settlement deformation monitoring system of the ship lock cambered surface triangular gate comprising the settlement deformation analysis device of the ship lock cambered surface triangular gate.
Background
In recent years, with the rapid development of shipping industry, the amount of water transportation is rapidly increased, and the throughput of ship locks is rapidly increased. However, as the ship lock is in an overload operation state for 24 hours all the year round, the structural potential safety hazard of the cambered surface triangular gate of the ship lock is more prominent. Under the working conditions of low speed and heavy load for a long time, the running parts of the lock such as contact interfaces of the top pivot and the bottom pivot can be lubricated poorly along with the continuous increase of the opening and closing times of the arc-surface triangular gate. The triangular gate is also aggravated under the combined action of gravity, surge impact, ship impact, frequent opening and closing, huge water pressure at two sides of the underwater gate body and the like in the operation process, so that the problems of different degrees of deformation and settlement of the bottom pivot of the triangular gate and the whole gate are caused, destructive damage to the triangular gate and the bottom pivot can be generated for a long time, navigation safety is influenced, and serious social influence and economic loss are brought.
In order to ensure the structural safety of the ship lock, the prior art adopts the solutions of manual overhaul in a period of fixed age and overhaul in a period of fixed age, and the method is time-consuming and labor-consuming, and has great influence on the shipping of the ship lock, so that the ship cannot navigate in the past, and unnecessary economic loss is caused. Most importantly, the manual detection cannot realize real-time direct monitoring, and the mushroom head is located at the deep position of the bottom pivot of the door body, so that the overhaul is very inconvenient, and great potential safety hazards are brought.
Therefore, how to monitor the settlement deformation condition of the gate in real time is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
The invention provides a settlement deformation analysis method of a ship lock arc-surface triangular gate, a settlement deformation analysis device of the ship lock arc-surface triangular gate and a settlement deformation monitoring system of the ship lock arc-surface triangular gate comprising the settlement deformation analysis device of the ship lock arc-surface triangular gate, which solve the problem that the settlement deformation condition of the gate cannot be monitored and analyzed in real time in the related technology.
As a first aspect of the present invention, there is provided a settlement deformation analysis method of a lock arc triangular gate, wherein at least two monitoring points are provided on the lock arc triangular gate, the settlement deformation analysis method of the lock arc triangular gate comprising:
acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time;
acquiring design parameters of the ship lock cambered surface triangular gate;
establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point;
and analyzing and obtaining the settlement displacement and deformation information of the ship lock arc-surface triangular gate according to the analysis model.
Further, two monitoring points are arranged on the ship lock cambered surface triangular gate.
Further, the analyzing the settlement displacement and deformation information of the lock arc triangular gate according to the analysis model includes:
obtaining settlement displacement information h of two monitoring points of the ship lock cambered surface triangular gate according to the analysis model 1 And h 2 And the two shaft included angles theta between the gate bodies of the two monitoring points and the zero degree reference surface respectively when the ship lock cambered surface triangular gate is in an opened state x1 、θ y1 And theta x2 、θ y2 。
Further, the settlement deformation analysis method of the ship lock cambered surface triangular gate further comprises the following steps: according to the settlement displacement information h of the two monitoring points 1 And h 2 And the double-shaft included angle theta between the gate bodies of the two monitoring points and the zero-degree reference surface respectively x1 、θ y1 And theta x2 、θ y2 And (5) analyzing the settlement deformation condition of the ship lock cambered surface triangular gate.
Further, the settlement displacement information h according to the two monitoring points 1 And h 2 And the double-shaft included angle theta between the gate bodies of the two monitoring points and the zero-degree reference surface respectively x1 、θ y1 And theta x2 、θ y2 The settlement deformation condition of the ship lock cambered surface triangular gate is analyzed according to the relation of the formula (I), comprising the following steps:
when h 1 ≈h 2 And θ is as follows y1 ≈θ y2 ≈0，θ x1 ≈θ x2 When the weight of the lock is less than 0, the settlement deformation condition of the lock arc-surface triangular gate is that the lock arc-surface triangular gate is inclined along the radial direction;
when h 1 ≠h 2 And θ is as follows y1 ≈θ y2 ，θ x1 ≈θ x2 When the pressure is approximately equal to 0, the settlement deformation condition of the ship lock arc-surface triangular gate is that the ship lock arc-surface triangular gate is inclined left and right at two sides of the center line of the sector gate;
when h 1 ≠h 2 And θ is as follows y1 ＞0,θ y2 ＜0，θ x1 ≈θ x2 And when the ship lock arc-surface triangular gate is in a settlement deformation condition, the ship lock arc-surface triangular gate is in a collapse deformation condition from two sides to two ends of the center line of the sector gate, and the ship lock arc-surface triangular gate is inclined downwards along the radial direction.
Further, the settlement deformation analysis method of the ship lock cambered surface triangular gate further comprises the following steps of analyzing and obtaining settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model:
comparing the settlement displacement and deformation information of the ship lock cambered surface triangular gate with a preset alarm threshold value;
and when the settlement displacement and deformation information of the ship lock arc-surface triangular gate exceeds the preset alarm threshold value, an alarm signal is sent out.
As another aspect of the present invention, there is provided a settlement deformation analysis device for a ship lock arc triangular gate, wherein at least two monitoring points are provided on the ship lock arc triangular gate, the settlement deformation analysis device for the ship lock arc triangular gate comprising:
the first acquisition module is used for acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time;
the second acquisition module is used for acquiring design parameters of the ship lock cambered surface triangular gate;
the modeling module is used for establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point;
and the analysis module is used for obtaining the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model.
As another aspect of the present invention, there is provided a settlement deformation monitoring system for a ship lock cambered surface triangular gate, comprising: the device comprises an opening monitoring device, a settlement displacement monitoring device, a double-shaft inclination angle monitoring device, a database system and the settlement deformation analysis device of the ship lock cambered surface triangular gate, wherein the opening monitoring device, the settlement displacement monitoring device, the double-shaft inclination angle monitoring device and the settlement deformation analysis device of the ship lock cambered surface triangular gate are all in communication connection with the database system, and at least two monitoring points are arranged on the ship lock cambered surface triangular gate;
the opening monitoring device is used for collecting opening information of each monitoring point in real time and sending the collected opening information to the database system;
the settlement displacement monitoring device is used for collecting settlement displacement information at each monitoring point in real time and sending the collected settlement displacement information to the database system;
the double-shaft inclination angle monitoring device is used for collecting double-shaft inclination angle information at each monitoring point in real time and sending the collected double-shaft inclination angle information to the database system;
the database system is used for receiving and storing opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point;
the settlement deformation analysis device of the ship lock arc-surface triangular gate is used for acquiring opening information, settlement displacement information and double-shaft inclination angle information of each monitoring point in the database system, and analyzing and acquiring settlement displacement and deformation information of the ship lock arc-surface triangular gate according to the opening information, the settlement displacement information and the double-shaft inclination angle information of each monitoring point.
Further, the opening degree monitoring device comprises an angle displacement sensor, the settlement displacement monitoring device comprises a settlement ranging sensor, and the biaxial inclination angle monitoring device comprises a biaxial inclination angle sensor.
Further, the database system comprises a cloud database system.
According to the settlement deformation analysis method for the ship lock cambered surface triangular gate, provided by the invention, the settlement deformation of the gate is monitored in real time by acquiring the opening information, the settlement displacement information and the double-shaft inclination angle information of the monitoring points on the ship lock cambered surface triangular gate in real time and by analyzing and evaluating the bottom pivot settlement and mushroom head abrasion condition of the triangular gate and the whole settlement deformation condition of the triangular gate through the gate opening information, the gate cambered surface body settlement displacement information and the gate double-shaft inclination information, the purpose of monitoring the settlement deformation of the gate in real time is realized, the stable work of the cambered surface triangular gate can be ensured, and meanwhile, the theoretical basis and the proposal are provided for the overhaul of the ship lock triangular gate by professional maintenance personnel.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the description serve to explain, without limitation, the invention. In the drawings:
FIG. 1 is a flow chart of a settlement deformation analysis method of a ship lock cambered surface triangular gate.
Fig. 2 is a block diagram of a settlement deformation monitoring system for a ship lock arc triangular gate.
Fig. 3 is a block diagram of an embodiment of a settlement deformation monitoring system for a ship lock arc triangular gate.
Fig. 4 is a schematic diagram of installation positions of an angular displacement sensor, a settlement monitoring sensor and a dual-axis inclination sensor provided by the invention.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this embodiment, a method for analyzing sedimentation deformation of a ship lock arc triangular gate is provided, fig. 1 is a flowchart of a method for analyzing sedimentation deformation of a ship lock arc triangular gate according to an embodiment of the present invention, as shown in fig. 1, at least two monitoring points are set on the ship lock arc triangular gate, and the method for analyzing sedimentation deformation of a ship lock arc triangular gate includes:
s110, acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time;
s120, obtaining design parameters of the ship lock cambered surface triangular gate;
s130, establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point;
and S140, analyzing and obtaining the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model.
According to the settlement deformation analysis method for the ship lock cambered surface triangular gate, provided by the embodiment of the invention, the settlement deformation condition of the gate is monitored in real time by acquiring the opening information, the settlement displacement information and the double-shaft inclination angle information of the monitoring points on the ship lock cambered surface triangular gate in real time and by analyzing and evaluating the bottom pivot settlement and mushroom head abrasion condition of the triangular gate and the whole settlement deformation condition of the triangular gate through the gate opening information, the gate cambered surface body settlement displacement information and the gate double-shaft inclination information, the purpose of monitoring the settlement deformation condition of the gate in real time is realized, the stable operation of the cambered surface triangular gate can be ensured, and meanwhile, a theoretical basis and a proposal are also provided for the overhaul of the ship lock triangular gate by professional maintainers.
The design parameter of the lock arc triangular gate can be specifically the size information of the lock arc triangular gate, and the size information of the lock arc triangular gate is the known information in design.
Specifically, in the embodiment of the invention, two monitoring points are arranged on the ship lock cambered surface triangular gate.
Specifically, the analyzing the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model comprises the following steps:
obtaining settlement displacement information h of two monitoring points of the ship lock cambered surface triangular gate according to the analysis model 1 And h 2 And the two shaft included angles theta between the gate bodies of the two monitoring points and the zero degree reference surface respectively when the ship lock cambered surface triangular gate is in an opened state x1 、θ y1 And theta x2 、θ y2 。
Further specifically, the settlement deformation analysis method of the ship lock cambered surface triangular gate further comprises the following steps: according to the settlement displacement information h of the two monitoring points 1 And h 2 And the double-shaft included angle theta between the gate bodies of the two monitoring points and the zero-degree reference surface respectively x1 、θ y1 And theta x2 、θ y2 And (5) analyzing the settlement deformation condition of the ship lock cambered surface triangular gate.
It should be noted that, after the lock arc triangular gate operates for a long time, the bottom pivot mushroom head of the lock arc triangular gate is worn, and the whole center of the lock arc triangular gate is deviated from the arc door body, so that the door body of the lock arc triangular gate is in a downward settlement state, and the lock arc triangular gate is also likely to have a deformation state that the two sides of the center line of the sector gate incline left and right or collapse to the two sides according to the wear condition of the mushroom head. According to the obtained sensor information and the known gate size information, the following analysis can be performed on the gate sedimentation and deformation conditions.
Specifically, the settlement displacement information h according to two monitoring points 1 And h 2 And the double-shaft included angle theta between the gate bodies of the two monitoring points and the zero-degree reference surface respectively x1 、θ y1 And theta x2 、θ y2 The settlement deformation condition of the ship lock cambered surface triangular gate is analyzed according to the relation of the formula (I), comprising the following steps:
when h 1 ≈h 2 And θ is as follows y1 ≈θ y2 ≈0，θ x1 ≈θ x2 When the weight of the lock is less than 0, the settlement deformation condition of the lock arc-surface triangular gate is that the lock arc-surface triangular gate is inclined along the radial direction;
when h 1 ≠h 2 And θ is as follows y1 ≈θ y2 ，θ x1 ≈θ x2 When the pressure is approximately equal to 0, the settlement deformation condition of the ship lock arc-surface triangular gate is that the ship lock arc-surface triangular gate is inclined left and right at two sides of the center line of the sector gate;
when h 1 ≠h 2 And θ is as follows y1 ＞0,θ y2 ＜0，θ x1 ≈θ x2 And when the ship lock arc-surface triangular gate is in a settlement deformation condition, the ship lock arc-surface triangular gate is in a collapse deformation condition from two sides to two ends of the center line of the sector gate, and the ship lock arc-surface triangular gate is inclined downwards along the radial direction.
Sedimentation displacement information h of two monitoring points of ship lock cambered surface triangular gate 1 ≈h 2 Inclination information θ of gate tangential direction y1 ≈θ y2 ≈0，θ x1 ≈θ x2 When the weight of the bottom pivot of the gate is less than 0, setting the bottom pivot settlement of the gate as x, and respectively calculating the bottom pivot settlement and averaging through two points to obtain the following formula:
wherein l represents the distance from the top pivot center of the ship lock cambered surface triangular gate to the settlement monitoring point.
At the moment, the settlement deformation condition of the ship lock cambered surface triangular gate is that the ship lock cambered surface triangular gate inclines along the radial direction, and the settlement of two end points of the ship lock cambered surface triangular gate are respectively h 1 And h 2 The bottom pivot settlement of the ship lock cambered surface triangular gate is about x.
Sedimentation displacement information h of two monitoring points of ship lock cambered surface triangular gate 1 ≠h 2 And has larger phase difference of theta y1 ≈θ y2 ，θ x1 ≈θ x2 When the bottom pivot settlement is approximately equal to 0, the ship lock arc-surface triangular gate is inclined left and right at two sides of the center line of the sector gate, the bottom pivot settlement is set as x, and the following formula can be obtained by respectively calculating the bottom pivot settlement and averaging through two points:
wherein m is the vertical distance from the sedimentation monitoring point to the fan-shaped center line of the gate.
Sedimentation displacement information h of two monitoring points of gate 1 ≠h 2 ，θ y1 ＞0,θ y2 ＜0，θ x1 ≈θ x2 At the moment, the ship lock arc-surface triangular gate has the collapse deformation condition of the two sides of the center line of the sector gate to the two ends, and meanwhile, the ship lock arc-surface triangular gate also inclines downwards along the radial direction, and the following formula can be obtained by respectively calculating the settlement of tangential directions at the two points through the two points:
p 1 ＝msin(θ y1 ) (3)
p 2 ＝msin(-θ y2 ) (4)
the settlement of the gate at two points due to radial inclination can be obtained as follows:
d 1 ＝h 1 -p 1 ＝h 1 -msin(θ y1 ) (5)
d 2 ＝h 2 -p 2 ＝h 2 +msin(θ y2 ) (6)
the gate bottom pivot settlement can be obtained by the formulas (1), (5) and (6):
wherein l is the distance from the center of the gate pivot to the settlement monitoring point; and m is the vertical distance from the sedimentation monitoring point to the fan-shaped center line of the gate.
Specifically, the settlement deformation analysis method of the ship lock cambered surface triangular gate further comprises the following steps of analyzing and obtaining settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model:
comparing the settlement displacement and deformation information of the ship lock cambered surface triangular gate with a preset alarm threshold value;
and when the settlement displacement and deformation information of the ship lock arc-surface triangular gate exceeds the preset alarm threshold value, an alarm signal is sent out.
It should be understood that the opening information of the triangular gate of the cambered surface of the ship lock is transmitted back to the ship lock dispatching control center to provide a gate opening and closing state basis for the ship lock staff. And meanwhile, the alarm value of the monitoring data is preset, and when the monitoring data exceeds an alarm threshold value, the system can automatically provide an alarm signal for a lock worker.
As another embodiment of the present invention, there is provided a settlement deformation analysis device for a ship lock arc triangular gate, wherein at least two monitoring points are provided on the ship lock arc triangular gate, the settlement deformation analysis device for the ship lock arc triangular gate includes:
the first acquisition module is used for acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time;
the second acquisition module is used for acquiring design parameters of the ship lock cambered surface triangular gate;
the modeling module is used for establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point;
and the analysis module is used for obtaining the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model.
According to the settlement deformation analysis device for the ship lock cambered surface triangular gate, provided by the embodiment of the invention, the settlement deformation condition of the gate is monitored in real time by acquiring the opening information, the settlement displacement information and the double-shaft inclination angle information of the monitoring points on the ship lock cambered surface triangular gate in real time and by analyzing and evaluating the bottom pivot settlement and mushroom head abrasion condition of the triangular gate and the whole settlement deformation condition of the triangular gate through the gate opening information, the gate cambered surface body settlement displacement information and the gate double-shaft inclination information, the purpose of monitoring the settlement deformation condition of the gate in real time is realized, the stable operation of the cambered surface triangular gate can be ensured, and meanwhile, a theoretical basis and a proposal are also provided for the overhaul of the ship lock triangular gate by professional maintainers.
The working principle of the settlement deformation analysis device for the ship lock cambered surface triangular gate provided by the invention can refer to the description of the settlement deformation analysis method for the ship lock cambered surface triangular gate, and the description is omitted here.
As another embodiment of the present invention, there is provided a settlement deformation monitoring system 10 for a ship lock arc triangle gate, wherein, as shown in fig. 2, it comprises: the device comprises an opening monitoring device 100, a settlement displacement monitoring device 200, a double-shaft inclination angle monitoring device 300, a database system 400 and the settlement deformation analysis device 500 of the ship lock arc triangular gate, wherein the opening monitoring device 100, the settlement displacement monitoring device 200, the double-shaft inclination angle monitoring device 300 and the settlement deformation analysis device 500 of the ship lock arc triangular gate are all in communication connection with the database system 400, and at least two monitoring points are arranged on the ship lock arc triangular gate;
the opening monitoring device 100 is configured to collect opening information at each monitoring point in real time, and send the collected opening information to the database system 400;
the settlement displacement monitoring device 200 is configured to collect settlement displacement information at each monitoring point in real time, and send the collected settlement displacement information to the database system 400;
the dual-axis inclination angle monitoring device 300 is configured to collect dual-axis inclination angle information at each monitoring point in real time, and send the collected dual-axis inclination angle information to the database system 400;
the database system 400 is configured to receive and store opening information, settlement displacement information, and biaxial inclination information of each monitoring point;
the settlement deformation analysis device 500 of the ship lock arc triangular gate is used for acquiring opening information, settlement displacement information and double-shaft inclination angle information of each monitoring point in the database system 400, and analyzing and acquiring settlement displacement and deformation information of the ship lock arc triangular gate according to the opening information, the settlement displacement information and the double-shaft inclination angle information of each monitoring point.
According to the settlement deformation monitoring system for the ship lock cambered surface triangular gate, the settlement deformation monitoring device for the ship lock cambered surface triangular gate is adopted, the opening information, the settlement displacement information and the double-shaft inclination angle information of the monitoring points on the ship lock cambered surface triangular gate are obtained in real time, and the analysis and evaluation of mathematical modeling on the bottom pivot settlement and mushroom head abrasion condition of the triangular gate and the integral settlement deformation condition of the triangular gate are realized through the gate opening information, the gate cambered surface door body settlement displacement information and the gate double-shaft inclination information, so that the purpose of monitoring the settlement deformation condition of the gate in real time is realized, the stable work of the cambered surface triangular gate can be ensured, and meanwhile, the theoretical basis and the proposal are also provided for the overhaul of the ship lock triangular gate by professional maintenance personnel.
Specifically, the opening degree monitoring device 100 includes an angular displacement sensor, the settlement-displacement monitoring device 200 includes a settlement ranging sensor, and the biaxial inclination angle monitoring device 300 includes a biaxial inclination angle sensor.
Preferably, the database system 400 comprises a cloud database system.
The following describes in detail the specific working process of the settlement deformation monitoring system for the ship lock arc triangular gate according to the embodiment of the present invention with reference to fig. 3 and 4.
As shown in fig. 3, the settlement deformation monitoring system of the ship lock arc triangular gate comprises an opening monitoring device 100, a settlement displacement monitoring device 200, a double-shaft inclination angle monitoring device 300, a database system 400 and the settlement deformation analysis device 500 of the ship lock arc triangular gate, wherein the opening monitoring device 100, the settlement displacement monitoring device 200 and the double-shaft inclination angle monitoring device 300 are connected with the database system 400 through an ethernet MQTT communication protocol, and the database system 400 is connected with the settlement deformation analysis device 500 of the ship lock arc triangular gate.
Further specifically, as shown in fig. 4, the opening monitoring device 100 is composed of an angular displacement sensor 110, a first data acquisition module and a first ethernet communication module, where the angular displacement sensor 110 and the first data acquisition module communicate in a 485 communication manner.
The angular displacement sensor bracket is installed at the center of the triangular gate top pivot, and the rotation axis of the angular displacement sensor 110 is connected with the triangular gate top pivot rotation axis bracket through a coupling and a soft rod; the angular displacement sensor 110 is connected to the first data acquisition module via a data transmission line with shielding.
The settlement displacement monitoring device 200 is composed of a first settlement monitoring sensor 210, a second settlement monitoring sensor 220, a second data acquisition module and a second Ethernet communication module based on laser ranging and ultrasonic ranging, wherein the first settlement monitoring sensor 210, the second settlement monitoring sensor 220 and the second data acquisition module are communicated in a 485 communication mode.
It should be noted that, in the process of reciprocal opening and closing of the triangular gate, the mushroom head of the bottom pivot of the triangular gate will wear to different extents and types, and the bottom pivot settlement caused by the wear of the mushroom head will cause the gate body to settle and deform, so the first settlement monitoring sensor 210 and the second settlement monitoring sensor 220 based on laser ranging and ultrasonic ranging are required to be installed on the cambered surface opposite to the fan-shaped central angle 0 degree and 70 degrees of the cambered surface triangular gate, respectively, the first settlement monitoring sensor 210 and the second settlement monitoring sensor 220 are all fixed on the gate groove roadbed through the cross rod and the upright rod, and the two arc-shaped steel plates with smooth and flat surfaces are welded and fixed at the cambered surface of the triangular gate to serve as the monitoring surfaces of the first settlement monitoring sensor 210 and the second settlement monitoring sensor 220. The first sedimentation monitoring sensor 210 and the second sedimentation monitoring sensor 220 are each connected to the second data acquisition module via a shielded data transmission line.
In the opening and closing process of the triangular gate, gate opening information is obtained through the angular displacement sensor 110; in the state that the gate is completely displayed and opened, settlement displacement information h of two monitoring points is acquired through the first settlement monitoring sensor 210 and the second settlement monitoring sensor 220 simultaneously 1 And h 2 。
The dual-axis inclination angle monitoring device 300 is composed of a first dual-axis inclination angle sensor 310, a second dual-axis inclination angle sensor 320, a third data acquisition module and a third Ethernet communication module, wherein the first dual-axis inclination angle sensor 310, the second dual-axis inclination angle sensor 320 and the third data acquisition module communicate in a 485 communication mode.
In order to monitor the overall deformation condition of the gate, a first dual-axis tilt sensor 310 and a second dual-axis tilt sensor 320 with high accuracy are respectively mounted at both ends of the gate arc surface gate body 20, and the mounting positions of the first dual-axis tilt sensor 310 and the second dual-axis tilt sensor 320 are symmetrical with respect to the center line of the sector gate. The first and second dual-axis inclination sensors 310 and 320 monitor inclination information of the gate in radial and tangential directions, respectively.
Calibrating the normal overhaul of the gate and the zero-degree inclined reference surface in the fully opened state, the double-shaft inclined angle monitoring device 300 monitors the double-shaft included angles between the gate body of two monitoring points of the gate in the opened state and the zero-degree reference surface, and the included angles are respectively theta x1 、θ y1 And theta x2 、θ y2 。
The opening degree monitoring device 100, the settlement displacement monitoring device 200 and the biaxial inclination angle monitoring device 300 upload the collected gate opening degree, gate body settlement information and gate biaxial inclination angle to the database system 400 through the ethernet communication module in an MQTT communication protocol. The database system 400 aggregates the data transmitted from the respective monitoring devices and stores the aggregated data in the database system 400.
The settlement deformation analysis device 500 of the ship lock cambered surface triangular gate is used for judging the bottom pivot settlement condition caused by the abrasion of the triangular gate mushroom head and the current triangular gate integral settlement deformation condition by accessing a database system and reading historical data, and combining gate self design with cambered surface triangular gate opening information, cambered surface gate body settlement displacement information and gate double-shaft inclination angle information.
In summary, the settlement deformation monitoring system for the ship lock cambered surface triangular gate provided by the invention has the following advantages:
(1) The settlement monitoring sensor based on laser ranging and ultrasonic ranging is used for real-time online settlement measurement of the gate for the first time, and compared with the traditional mode, the settlement monitoring sensor not only greatly improves the monitoring precision, but also saves manpower and material resources, and is convenient to install, debug and maintain;
(2) By monitoring the inclination and settlement of each two positions of the gate, the reliability of monitoring data is realized, the uncertainty of monitoring information due to single monitoring point positions is greatly reduced, and meanwhile, the overall analysis and evaluation of the overall settlement deformation condition of the gate are facilitated.
(3) The analysis and evaluation of mathematical modeling on the bottom pivot settlement and mushroom head abrasion condition of the triangular gate and the whole settlement deformation condition of the triangular gate are realized through gate opening information, gate cambered surface gate body settlement displacement information and gate double-shaft inclination information, so that the stable work of the cambered surface triangular gate is ensured, and meanwhile, the theoretical basis and the proposal are also provided for the overhaul of the ship lock triangular gate by professional maintainers.
It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present invention, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the invention, and are also considered to be within the scope of the invention.
Claims (6)
1. The settlement deformation analysis method for the ship lock cambered surface triangular gate is characterized in that at least two monitoring points are arranged on the ship lock cambered surface triangular gate, and the settlement deformation analysis method for the ship lock cambered surface triangular gate comprises the following steps:
acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time;
acquiring design parameters of the ship lock cambered surface triangular gate;
establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point;
obtaining settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model;
wherein two monitoring points are arranged on the ship lock cambered surface triangular gate;
the analysis of the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model comprises the following steps:
obtaining settlement displacement information h of two monitoring points of the ship lock cambered surface triangular gate according to the analysis model 1 And h 2 And the two shaft included angles theta between the gate bodies of the two monitoring points and the zero degree reference surface respectively when the ship lock cambered surface triangular gate is in an opened state x1 、θ y1 And theta x2 、θ y2 ；
The settlement deformation analysis method of the ship lock cambered surface triangular gate further comprises the following steps: according to the settlement displacement information h of the two monitoring points 1 And h 2 And the double-shaft included angle theta between the gate bodies of the two monitoring points and the zero-degree reference surface respectively x1 、θ y1 And theta x2 、θ y2 Analyzing the settlement deformation condition of the ship lock cambered surface triangular gate;
wherein, the settlement displacement information h according to the two monitoring points 1 And h 2 And the double-shaft included angle theta between the gate bodies of the two monitoring points and the zero-degree reference surface respectively x1 、θ y1 And theta x2 、θ y2 The settlement deformation condition of the ship lock cambered surface triangular gate is analyzed according to the relation of the formula (I), comprising the following steps:
when h 1 ≈h 2 And θ is as follows y1 ≈θ y2 ≈0，θ x1 ≈θ x2 <0, the settlement deformation condition of the ship lock arc-surface triangular gate is that the ship lock arc-surface triangular gate is inclined along the radial direction;
when h 1 ≠h 2 And θ is as follows y1 ≈θ y2 ，θ x1 ≈θ x2 When the pressure is approximately equal to 0, the settlement deformation condition of the ship lock arc-surface triangular gate is that the ship lock arc-surface triangular gate is inclined left and right at two sides of the center line of the sector gate;
when h 1 ≠h 2 And θ is as follows y1 >0,θ y2 <0，θ x1 ≈θ x2 And when the ship lock arc-surface triangular gate is in a settlement deformation condition, the ship lock arc-surface triangular gate is in a collapse deformation condition from two sides to two ends of the center line of the sector gate, and the ship lock arc-surface triangular gate is inclined downwards along the radial direction.
2. The method for analyzing the settlement deformation of the lock-gate triangular gate according to claim 1, further comprising, after the step of obtaining settlement displacement and deformation information of the lock-gate triangular gate according to the analysis model analysis:
comparing the settlement displacement and deformation information of the ship lock cambered surface triangular gate with a preset alarm threshold value;
and when the settlement displacement and deformation information of the ship lock arc-surface triangular gate exceeds the preset alarm threshold value, an alarm signal is sent out.
3. The settlement deformation analysis device for the ship lock cambered surface triangular gate is used for realizing the settlement deformation analysis method for the ship lock cambered surface triangular gate according to claim 1 or 2, and is characterized in that at least two monitoring points are arranged on the ship lock cambered surface triangular gate, and the settlement deformation analysis device for the ship lock cambered surface triangular gate comprises:
the first acquisition module is used for acquiring opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point in real time;
the second acquisition module is used for acquiring design parameters of the ship lock cambered surface triangular gate;
the modeling module is used for establishing an analysis model according to the opening degree information, the settlement displacement information, the biaxial inclination angle information and the design parameters of the ship lock cambered surface triangular gate of each monitoring point;
and the analysis module is used for obtaining the settlement displacement and deformation information of the ship lock cambered surface triangular gate according to the analysis model.
4. The utility model provides a settlement deformation monitoring system of lock cambered surface triangle gate which characterized in that includes: the device for monitoring the opening degree, the device for monitoring the settlement displacement, the device for monitoring the double-shaft inclination angle, the database system and the device for analyzing the settlement deformation of the ship lock arc-surface triangular gate according to claim 3 are all in communication connection with the database system, and at least two monitoring points are arranged on the ship lock arc-surface triangular gate;
the opening monitoring device is used for collecting opening information of each monitoring point in real time and sending the collected opening information to the database system;
the settlement displacement monitoring device is used for collecting settlement displacement information at each monitoring point in real time and sending the collected settlement displacement information to the database system;
the double-shaft inclination angle monitoring device is used for collecting double-shaft inclination angle information at each monitoring point in real time and sending the collected double-shaft inclination angle information to the database system;
the database system is used for receiving and storing opening degree information, settlement displacement information and double-shaft inclination angle information of each monitoring point;
the settlement deformation analysis device of the ship lock arc-surface triangular gate is used for acquiring opening information, settlement displacement information and double-shaft inclination angle information of each monitoring point in the database system, and analyzing and acquiring settlement displacement and deformation information of the ship lock arc-surface triangular gate according to the opening information, the settlement displacement information and the double-shaft inclination angle information of each monitoring point.
5. The settlement-deformation monitoring system for a ship lock arc triangular gate according to claim 4, wherein the opening degree monitoring device comprises an angular displacement sensor, the settlement displacement monitoring device comprises a settlement ranging sensor, and the biaxial inclination angle monitoring device comprises a biaxial inclination angle sensor.
6. The ship lock arc triangular gate settlement deformation monitoring system of claim 4, wherein the database system comprises a cloud database system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010461210.6A CN111625903B (en) | 2020-05-27 | 2020-05-27 | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010461210.6A CN111625903B (en) | 2020-05-27 | 2020-05-27 | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111625903A CN111625903A (en) | 2020-09-04 |
| CN111625903B true CN111625903B (en) | 2023-08-04 |
Family
ID=72271391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010461210.6A Active CN111625903B (en) | 2020-05-27 | 2020-05-27 | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111625903B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639655B (en) * | 2021-07-06 | 2024-04-19 | 长江三峡通航管理局 | Large-scale herringbone gate door shape monitoring system and layout method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168969A (en) * | 2011-01-18 | 2011-08-31 | 河海大学 | Monitoring device and monitoring method for lift wall deformation of ship lock |
| CN106643605A (en) * | 2017-01-04 | 2017-05-10 | 大连海事大学 | Door horizontal jump real-time monitoring device and method in running state of navigation lock |
| CN109597344A (en) * | 2019-01-24 | 2019-04-09 | 国电大渡河流域水电开发有限公司 | A kind of hydroelectric project steel arch-gate real time on-line monitoring system |
-
2020
- 2020-05-27 CN CN202010461210.6A patent/CN111625903B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168969A (en) * | 2011-01-18 | 2011-08-31 | 河海大学 | Monitoring device and monitoring method for lift wall deformation of ship lock |
| CN106643605A (en) * | 2017-01-04 | 2017-05-10 | 大连海事大学 | Door horizontal jump real-time monitoring device and method in running state of navigation lock |
| CN109597344A (en) * | 2019-01-24 | 2019-04-09 | 国电大渡河流域水电开发有限公司 | A kind of hydroelectric project steel arch-gate real time on-line monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| EICK B A等."Automated damage detection in miter gates of navigation locks".《Structural control and health monitoring》.2018,全文. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111625903A (en) | 2020-09-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109597344B (en) | A kind of hydroelectric project steel arch-gate real time on-line monitoring system | |
| CN205772977U (en) | Tower crane real-time monitoring system | |
| CN102363508B (en) | Rigidity-based tower body steel structure sound condition monitoring method and device | |
| CN111625903B (en) | Sedimentation deformation analysis method, device and system for ship lock cambered surface triangular gate | |
| CN210322233U (en) | Bridge safety evaluation device | |
| CN108821117B (en) | Intelligent bridge deck crane | |
| CN107758463B (en) | Device and method for monitoring spacing of rigid cage guides of vertical shaft in real time | |
| CN104326360B (en) | High pedestal jib crane holographic measuring method | |
| CN215296144U (en) | Bridge beam supports real-time safety monitoring system based on intelligence cloud platform | |
| CN106744325A (en) | A kind of method and apparatus measured with forecast crane arm support head sidesway | |
| CN111399471B (en) | Irrigated area hydraulic structure safety and health monitoring modularization system | |
| CN116793246A (en) | Quick check out test set of tunnel segment deformation | |
| CN116773086A (en) | Building construction unloading platform balance detection method based on BIM technology | |
| Eick | Structural health monitoring of Inland navigation infrastructure | |
| CN205734942U (en) | A kind of many industrial robot joints fault patrols and examines the diagnostic equipment | |
| CN106643605B (en) | Door body level jump real-time monitoring device and its monitoring method under ship gateway operation state | |
| CN201867357U (en) | Device for monitoring corrosion in pipeline for pipeline transport | |
| CN212058806U (en) | Engineering structure on-line monitoring verification device | |
| CN112832746A (en) | Circulating drilling machine and real-time detection and early warning method for inclination of drill rod of circulating drilling machine | |
| CN208479779U (en) | A kind of electrolysis unit security monitoring management system | |
| CN108540708B (en) | Safety monitoring management system of electrolytic unit | |
| CN108566543B (en) | Safety monitoring system of electrolytic unit | |
| CN110015318B (en) | Real-time monitoring system and method for track slab arching and freezing damage based on Internet of things | |
| CN208666923U (en) | A kind of gantry crane on-line measuring device | |
| CN216433082U (en) | Floating access door gesture monitoring alarm device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |